7211997

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{761}}^1$

素因数の和:792

約数の個数: 28

約数和(自身を含む): 11660124

約数和(自身を除く): 4448127

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 729, 761, 1053, 2283, 3159, 6849, 9477, 9893, 20547, 29679, 61641, 89037, 184923, 267111, 554769, 801333, 2403999, 7211997]

約数ペア:

[(1, 7211997), (3, 2403999), (9, 801333), (13, 554769), (27, 267111), (39, 184923), (81, 89037), (117, 61641), (243, 29679), (351, 20547), (729, 9893), (761, 9477), (1053, 6849), (2283, 3159)]